ERROR Packager can't listen on port 8081 Most likely another process is already using this port

时间 2021-07-12

标签 RN开发 ReactNative开发繁體版

原文原文链接

ERROR Packager can't listen on port 8081 Most likely another process is already using this port Run the following command to find out which process: 错误原因： 8081端口号被占用了；解决方案：关闭8081端口的程序；方法1 Dos关闭程序

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1. Identify and stop the process that listening on port 80 or configure this application to listen on
2. 端口被占用问题：The Tomcat connector configured to listen on port 8081 failed to start.
3. Uplink Port Vs. Normal Port on Switch
4. Error: Another program is already listening on a port that one of our HTTP servers is configured to
5. Port 4200 is already in use. Use '--port' to specify a different port.
6. The Tomcat connector configured to listen on port 8761 failed to start. The port may already be in u
7. The Tomcat connector configured to listen on port 8080 failed to start. The port may already be ....
8. MySQL "Bind on TCP/IP port: Address already in use"
9. Angular——Port 4200 is already in use. Use '--port' to specify a different port.
10. Error：That port is already in use

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